Roquette Magnesium Stearate LS
Low Specific Surface Area
| Product Name | Roquette Magnesium Stearate - LS |
| Generic Name | Magnesium Stearate |
| Physico-chemical properties | |
| Compliance | EP/USP-NF/JP ; GRAS |
| Synonyms | Dibasic magnesium stearate |
| CAS Number | 557-04-0 |
| Chemical Structure |
|
| Physical Form or Appearence | Very fine, light-white powder |
| Application | Roquette Magnesium Stearate LS is a lubricant for tablets and capsules with a low specific surface area. It's used in the range of 0.25% to 5%. |
| Water content (LOD) |
Water Content (LOD) Maximum: 6 % |
| Source | Plant-based |
| Morphology |
|
| Average mean particle diameter | 15 µm |
| Particle Size Distribution by Laser Diffraction |
dv10: 6.8 µm dv50: 14.8 µm dv90: 33.1 µm |
| Solubility | Insoluble in alcohol, water and ether |
| Tablet hardness |
|
| Ejection force |
|
| Experimental Conditions for Compression Behavior |
Tablet Press: STYLCAM 200R Production Speed: 10, 25 and 40 tablets/min (respective linear punch velocity: 38, 96 and 152 mm/s ; respective simulated rotary press speed: 60000, 150000 and 250000 tablets/hour) Tooling: Diameter 10 mm flat Formula: 49.8% MICROCEL® 200 SD / 49.8% PEARLITOL® 200 SD / 0.4% Roquette Magnesium Stearate LS Mixing Time: 5 minutes Tablet Mass: 350 mg |
| Powder Characteristics |
Powder Flowability (according to Ph.Eur. 2.9.16, 10mm outflow opening): Not free-flowing Bulk Density: 0.23 g/cm3 Tapped Density: 0.36 g/cm3 True Density: 1.092 g/cm3 Specific surface area: 4.5 m2/g Maximum Specific surface area: 5 m2/g |
Disclaimer
These typical values are provided for information only and we believe them to be reliable. Methods available upon request.